:root { --bg:#0b0b0d; --fg:#e9edf1; --muted:#9aa4ad; --card:#14161a; --accent:#4da3ff; }
@media (prefers-color-scheme: light){
    :root { --bg:#f7f8fa; --fg:#0f141a; --muted:#5b6670; --card:#ffffff; --accent:#0a66ff; }
}
html,body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Arial}
header{padding:20px 20px 8px}
header h1{margin:0 0 6px;font-size:18px}
header p{margin:0;color:var(--muted)}
.uploader{margin:16px 20px;padding:18px;border:2px dashed #4b5563;border-radius:12px;background:var(--card);text-align: center;}
.uploader.drag{border-color:var(--accent)}
.uploader input{display:none}
.uploader .btn, .btn{display:inline-block;padding:10px 14px;margin-top:8px;border-radius:10px;background:var(--accent);color:white;text-decoration:none;cursor:pointer}
.row{display:flex;gap:12px;flex-wrap:wrap;margin:10px 0}
.hint{color:var(--muted);font-size:12px;margin-top:6px}
.content{padding:6px 20px 40px}
.region{margin:18px 0 28px;background:var(--card);border-radius:14px;box-shadow:0 1px 0 rgba(0,0,0,.06)}
.region header{display:flex;justify-content:space-between;align-items:baseline;padding:14px 16px 0}
.region h2{margin:0;font-size:16px}
.region .meta{color:var(--muted);font-size:12px}
table{width:100%;border-collapse:collapse;margin-top:10px}
th,td{padding:10px 12px;border-top:1px solid rgba(128,128,128,.18)}
th{font-weight:600;text-align:left;color:var(--muted)}
td.num{font-variant-numeric:tabular-nums;}
.tools{display:flex;gap:8px;padding:0 16px 12px}
.toolbtn{padding:6px 10px;border:1px solid rgba(128,128,128,.35);border-radius:10px;background:transparent;color:var(--fg);cursor:pointer}
.totals{padding:8px 16px 14px;color:var(--muted);font-size:12px}
.footer{padding:0 20px 24px;color:var(--muted)}
.error{color:#ff6b6b}
ul{list-style: none; display: flex; padding: 0;}
li{font-size: 24px; margin-right: 30px; }
li a {text-decoration: none; color: #e9edf1; font-weight: 600;}
li a.active {text-decoration: underline}
.uploader .btn, .btn{display:inline-block;padding:10px 14px;margin-top:8px;border-radius:10px;background:var(--accent);color:white;text-decoration:none;cursor:pointer;border:none;font-size:14px}
.btn.btn-secondary{background:#2a7a3b}
.btn:disabled{opacity:0.4;cursor:not-allowed}